Postdoc (2008.09 ~ 2010.01)

Postdoc (2010.03 ~ 2012.02)

Ph.D. course (2003.09 ~ 2008.02)

Ph.D. course (2003.09 ~ 2008.08)

Postdoc at SKKU

Ph.D. course (2012.03 ~2015.08)

CJ Group (Korea)

Combined MS & Ph.D. course (2010.03 ~2016.08)

Samsung Bioepis (Korea)

MS course (2007.03 ~ 2009.02)

MS course (2007.03 ~ 2009.02)

Ph.D. at Purdue University (USA)

MS course (2007.03 ~ 2009.02)

MS course (2007.09 ~ 2009.08)

MS course (2009.03 ~2011.02)

MS course (2009.03 ~2011.02)

MS course (2009.03 ~2011.02)

Celltrion (Korea)

MS course (2009.03 ~2015.08)

LG Chemical (Korea)

MS course (2009.09 ~2011.08)

Ph.D. at SKKU

MS course (2010.03 ~2012.02)

MS course (2011.03 ~2013.08)

LG Chemical (Korea)

MS course (2011.09 ~ 2014.08)

Samsung Biologics (Korea)

MS course (2012.03 ~2014.02)

Aekyung Group (Korea)

MS course (2012.03 ~2014.02)

Samsung Biologics (Korea)

MS course (2012.03 ~2014.08)

Medytox (Korea)

MS course (2012.09 ~2014.08)

Civil servant (Korea)

MS course (2013.03~2015.02)

MS course (2015.03 ~ 2017.08)

Ph. D. at UNSW Sydney

MS course (2015.09 ~ 2017.08)

LG Chemical (Nanjing, China)